Don't advertise the non-blocking capability of the
FileLockStrategy on Windows systems with PHP versions
below 5.5.23 or 5.6.7.
The non-blocking feature of flock() for Windows was
introduced with the aforementioned versions.

Resolves: #67916
Releases: master
Change-Id: I077f5fe39e237a689c3ad694f83a342b2cdb82c6
Reviewed-on: http://review.typo3.org/40926


Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>